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Finding the Third Proportional to 242,112 and 513,060

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Solution

The third proportional to 242,112 and 513,060 is: 1,087,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,112 : 513,060 = 513,060 : x
  2. Step 2: Convert to fraction form
    242,112/513,060 = 513,060/x
  3. Step 3: Cross multiply
    242,112x = 513,060 × 513,060
  4. Step 4: Simplify right side
    242,112x = 263,230,563,600
  5. Step 5: Solve for x
    x = 263,230,563,600/242,112
  6. Step 6: Final answer
    x = 1,087,226.42

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.